Muk 31/90 HS—Undaunted Pokémon card
HS—Undaunted

Muk 31/90

All Muk cards

UD
Set
31/90
Number
Uncommon
Rarity
Midori Harada
Artist
100
HP

How much is Muk 31/90 worth?

The CardMarket price of Muk 31/90 is 0,31 €, with a price trend of 0,31 € and a lowest listing of 0,02 €, and the TCGPlayer market price is $6.10. Prices updated November 5, 2026. The CardMarket price trend moved +19.2% in 7 days and -6.1% in 30 days, between 0,12 € and 0,35 €.

Europe
CardMarket price
0,31 €
Trend 0,31 € · Lowest listing 0,02 € · Average sell price 0,28 €
United States
TCGPlayer market price
$6.10
  • Reverse Holo: 0,09 € · $0.10

Card details

Type
Psychic
Stage
Stage 1
HP
100
Weakness
Psychic ×2
Retreat cost
3
Evolves from
Grimer
National Pokédex
#89
Released
August 18, 2010

Attacks

  • Psychic, Colorless, Colorless:50 damage
    Pester

    If the Defending Pokémon is affected by a Special Condition, this attack does 50 damage plus 30 more damage.

  • Psychic:
    Sludge Drag

    Switch the Defending Pokémon with 1 of your opponent’s Benched Pokémon. The new Defending Pokémon is now Confused and Poisoned.

Names in other languages

  • Sleimok
    German · Unerschrocken
  • Grotadmorv
    French

Price History

Since October 3, 2026, the CardMarket price trend has ranged from 0,12 € on October 15, 2026 to 0,38 € on October 3, 2026.

Market Price
  • CardMarket lowest listing
  • CardMarket trend
  • TCGPlayer market
Monthly prices
MonthCardMarket trendTCGPlayer market
November 20260,31 €$6.10
October 20260,25 €$6.10
September 2026—$6.10
August 2026—$6.10
July 2026—$0.46
June 2026—$0.46
May 2026—$0.46
April 2026—$0.46
March 2026—$0.46
February 2026—$0.45
January 2026—$0.46
December 2025—$0.42

Other prints of Muk

Muk 089/165 151
151
089/165•0,08 €
Muk 127/198 Scarlet & Violet
Scarlet & Violet
127/198•0,03 €
Muk 085/172 Brilliant Stars
Brilliant Stars
085/172•0,07 €
Muk 101/189 Darkness Ablaze
Darkness Ablaze
101/189•0,25 €
Muk 63/181 Team Up
Team Up
63/181•0,37 €
Muk 46/116 Plasma Freeze
Plasma Freeze
46/116•1,08 €
Muk 53/99 Next Destinies
Next Destinies
53/99•0,96 €
Muk 57/127 Platinum
Platinum
57/127•0,90 €
Muk 56/132 Secret Wonders
Secret Wonders
56/132•0,35 €
Muk 11/92 EX Legend Maker
EX Legend Maker
11/92•12,27 €
Muk 23/147 Aquapolis
Aquapolis
23/147•6,06 €
Muk H17 Aquapolis
Aquapolis
H17•259,71 €

3 more prints.

In Japanese

Muk 023/80 Reviving Legends (Japanese)
Reviving Legends (Japanese)
023/80•0,66 €

Same Pokémon, other cards

Muk & Alolan Muk-GX 197/214 Unbroken Bonds
Muk & Alolan Muk-GX
Unbroken Bonds
197/214•144,86 €
Muk & Alolan Muk-GX 196/214 Unbroken Bonds
Muk & Alolan Muk-GX
Unbroken Bonds
196/214•47,10 €
Muk ex 96/97 EX Dragon
Muk ex
EX Dragon
96/97•42,52 €
Muk & Alolan Muk-GX 220/214 Unbroken Bonds
Muk & Alolan Muk-GX
Unbroken Bonds
220/214•25,21 €
Muk & Alolan Muk-GX 61/214 Unbroken Bonds
Muk & Alolan Muk-GX
Unbroken Bonds
61/214•19,70 €
Koga's Muk 26/132 Gym Challenge
Koga's Muk
Gym Challenge
26/132•12,48 €
Alolan Muk-GX 157/147 Burning Shadows
Alolan Muk-GX
Burning Shadows
157/147•12,29 €
Dark Muk 41/82 Team Rocket
Dark Muk
Team Rocket
41/82•6,85 €
Dark Muk 16/109 EX Team Rocket Returns
Dark Muk
EX Team Rocket Returns
16/109•6,00 €
Team Aqua's Muk 8/34 Double Crisis
Team Aqua's Muk
Double Crisis
8/34•5,89 €
Alolan Muk-GX 138/147 Burning Shadows
Alolan Muk-GX
Burning Shadows
138/147•3,96 €
Alolan Muk-GX 84/147 Burning Shadows
Alolan Muk-GX
Burning Shadows
84/147•3,40 €

4 more cards of this Pokémon.

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